Table 1. Date, bait used, and water temperature for survey of single-line catch efficiency in Jeollanam-do region

Date	Amount of bait used		Number of crew members	Water temperature
	Naturally grown Shiba shrimp	Cultured whiteleg shrimp
June 29	32	1 kg	3	22.6°C
July 23	70	2 kg	4	27.2°C
August 6	57	2 kg	3	28.5°C
August 10	98	2 kg	4	30.3°C
September 20	217	2 kg	3	23.0°C
October 18	65	2 kg	3	18.4°C